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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/web_view/public/cpp/web_view.h"
#include "base/base_paths.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/logging.h"
#include "base/path_service.h"
#include "base/run_loop.h"
#include "components/mus/public/cpp/scoped_view_ptr.h"
#include "components/mus/public/cpp/tests/view_manager_test_base.h"
#include "components/mus/public/cpp/view.h"
#include "components/mus/public/cpp/view_tree_connection.h"
#include "mojo/util/filename_util.h"
#include "url/gurl.h"
namespace web_view {
namespace {
const char kTestOneFile[] = "test_one.html";
const char kTestOneTitle[] = "Test Title One";
const char kTestTwoFile[] = "test_two.html";
const char kTestTwoTitle[] = "Test Title Two";
const char kTestThreeFile[] = "test_three.html";
const char kTestThreeTitle[] = "Test Title Three";
}
class WebViewTest : public mus::ViewManagerTestBase,
public mojom::WebViewClient {
public:
WebViewTest() : web_view_(this) {}
~WebViewTest() override {}
mojom::WebView* web_view() { return web_view_.web_view(); }
const std::string& last_title() { return last_title_; }
mojom::ButtonState last_back_button_state() {
return last_back_button_state_;
}
mojom::ButtonState last_forward_button_state() {
return last_forward_button_state_;
}
void StartNestedRunLoopUntilLoadingDone() {
run_loop_.reset(new base::RunLoop);
run_loop_->Run();
}
void NavigateTo(const std::string& file) {
base::FilePath data_file;
ASSERT_TRUE(PathService::Get(base::DIR_SOURCE_ROOT, &data_file));
data_file = data_file.AppendASCII("components/test/data/web_view")
.AppendASCII(file).NormalizePathSeparators();
ASSERT_TRUE(base::PathExists(data_file));
mojo::URLRequestPtr request(mojo::URLRequest::New());
request->url = mojo::util::FilePathToFileURL(data_file).spec();
web_view()->LoadRequest(request.Pass());
StartNestedRunLoopUntilLoadingDone();
}
private:
void QuitNestedRunLoop() {
if (run_loop_) {
run_loop_->Quit();
}
}
// Overridden from ApplicationDelegate:
void Initialize(mojo::ApplicationImpl* app) override {
ViewManagerTestBase::Initialize(app);
app_ = app;
}
// Overridden from ViewTreeDelegate:
void OnEmbed(mus::View* root) override {
content_ = root->connection()->CreateView();
root->AddChild(content_);
content_->SetVisible(true);
web_view_.Init(app_, content_);
ViewManagerTestBase::OnEmbed(root);
}
void TearDown() override {
mus::ScopedViewPtr::DeleteViewOrViewManager(window_manager()->GetRoot());
ViewManagerTestBase::TearDown();
}
// Overridden from web_view::mojom::WebViewClient:
void TopLevelNavigate(mojo::URLRequestPtr request) override {}
void LoadingStateChanged(bool is_loading) override {
if (is_loading == false)
QuitNestedRunLoop();
}
void ProgressChanged(double progress) override {}
void BackForwardChanged(mojom::ButtonState back_button,
mojom::ButtonState forward_button) override {
last_back_button_state_ = back_button;
last_forward_button_state_ = forward_button;
}
void TitleChanged(const mojo::String& title) override {
last_title_ = title.get();
}
mojo::ApplicationImpl* app_;
mus::View* content_;
web_view::WebView web_view_;
scoped_ptr<base::RunLoop> run_loop_;
std::string last_title_;
mojom::ButtonState last_back_button_state_;
mojom::ButtonState last_forward_button_state_;
DISALLOW_COPY_AND_ASSIGN(WebViewTest);
};
TEST_F(WebViewTest, TestTitleChanged) {
ASSERT_NO_FATAL_FAILURE(NavigateTo(kTestOneFile));
// Our title should have been set on the navigation.
EXPECT_EQ(kTestOneTitle, last_title());
}
TEST_F(WebViewTest, CanGoBackAndForward) {
ASSERT_NO_FATAL_FAILURE(NavigateTo(kTestOneFile));
// We can't go back on first navigation since there's nothing previously on
// the stack.
EXPECT_EQ(kTestOneTitle, last_title());
EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_DISABLED,
last_back_button_state());
EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_DISABLED,
last_forward_button_state());
ASSERT_NO_FATAL_FAILURE(NavigateTo(kTestTwoFile));
EXPECT_EQ(kTestTwoTitle, last_title());
EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_ENABLED, last_back_button_state());
EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_DISABLED,
last_forward_button_state());
web_view()->GoBack();
StartNestedRunLoopUntilLoadingDone();
EXPECT_EQ(kTestOneTitle, last_title());
EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_DISABLED,
last_back_button_state());
EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_ENABLED,
last_forward_button_state());
web_view()->GoForward();
StartNestedRunLoopUntilLoadingDone();
EXPECT_EQ(kTestTwoTitle, last_title());
EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_ENABLED, last_back_button_state());
EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_DISABLED,
last_forward_button_state());
}
TEST_F(WebViewTest, NavigationClearsForward) {
// First navigate somewhere, navigate somewhere else, and go back so we have
// one item in the forward stack.
ASSERT_NO_FATAL_FAILURE(NavigateTo(kTestOneFile));
ASSERT_NO_FATAL_FAILURE(NavigateTo(kTestTwoFile));
web_view()->GoBack();
StartNestedRunLoopUntilLoadingDone();
EXPECT_EQ(kTestOneTitle, last_title());
EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_DISABLED,
last_back_button_state());
EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_ENABLED,
last_forward_button_state());
// Now navigate to a third file. This should clear the forward stack.
ASSERT_NO_FATAL_FAILURE(NavigateTo(kTestThreeFile));
EXPECT_EQ(kTestThreeTitle, last_title());
EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_ENABLED, last_back_button_state());
EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_DISABLED,
last_forward_button_state());
}
} // namespace web_view
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